CZ2195A3 - Improved process for producing cement in long cement kilns - Google Patents

Improved process for producing cement in long cement kilns Download PDF

Info

Publication number
CZ2195A3
CZ2195A3 CZ9521A CZ2195A CZ2195A3 CZ 2195 A3 CZ2195 A3 CZ 2195A3 CZ 9521 A CZ9521 A CZ 9521A CZ 2195 A CZ2195 A CZ 2195A CZ 2195 A3 CZ2195 A3 CZ 2195A3
Authority
CZ
Czechia
Prior art keywords
furnace
furnace gas
bypass
zone
rotary
Prior art date
Application number
CZ9521A
Other languages
Czech (cs)
English (en)
Inventor
Eric R Hansen
James R Tutt
Original Assignee
Ash Grove Cement Co
Cadence Environmental Energy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ash Grove Cement Co, Cadence Environmental Energy filed Critical Ash Grove Cement Co
Publication of CZ2195A3 publication Critical patent/CZ2195A3/cs

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/001—Extraction of waste gases, collection of fumes and hoods used therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
    • F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B5/16—Arrangements of air or gas supply devices
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B7/00—Hydraulic cements
    • C04B7/36—Manufacture of hydraulic cements in general
    • C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
    • C04B7/44—Burning; Melting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
    • F27B7/2016—Arrangements of preheating devices for the charge
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
    • F27B7/36—Arrangements of air or gas supply devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
    • F27B7/36—Arrangements of air or gas supply devices
    • F27B7/362—Introducing gas into the drum axially or through the wall
    • F27B2007/367—Introducing gas into the drum axially or through the wall transversally through the wall of the drum
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
    • Y02P40/121—Energy efficiency measures, e.g. improving or optimising the production methods
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
    • Y02P40/125—Fuels from renewable energy sources, e.g. waste or biomass

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Drying Of Solid Materials (AREA)
CZ9521A 1992-07-14 1993-07-09 Improved process for producing cement in long cement kilns CZ2195A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US91358792A 1992-07-14 1992-07-14

Publications (1)

Publication Number Publication Date
CZ2195A3 true CZ2195A3 (en) 1995-07-12

Family

ID=25433420

Family Applications (1)

Application Number Title Priority Date Filing Date
CZ9521A CZ2195A3 (en) 1992-07-14 1993-07-09 Improved process for producing cement in long cement kilns

Country Status (14)

Country Link
US (3) US5451255A (bg)
EP (1) EP0649509A4 (bg)
JP (1) JPH07509688A (bg)
KR (1) KR950702694A (bg)
AU (1) AU4671593A (bg)
BG (1) BG99420A (bg)
BR (1) BR9306724A (bg)
CA (1) CA2139874A1 (bg)
CZ (1) CZ2195A3 (bg)
HU (1) HUT69890A (bg)
NZ (1) NZ254561A (bg)
PL (1) PL174814B1 (bg)
SK (1) SK5695A3 (bg)
WO (1) WO1994002792A2 (bg)

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* Cited by examiner, † Cited by third party
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US5375535A (en) * 1993-01-11 1994-12-27 Ash Grove Cement Company Method and apparatus for improved manufacture of cement in long kilns
FR2720479B1 (fr) * 1994-05-30 1996-07-12 Inst Francais Du Petrole Procédé et installation de pyrolyse de déchets ayant une unité de préchauffage.
US5632616A (en) * 1994-11-28 1997-05-27 Cadence Environmental Energy, Inc. Method and apparatus for injecting air into long cement kilns
US5549058A (en) * 1995-04-10 1996-08-27 Cadence Environmental Energy, Inc. Method and apparatus for charging a bulk material supplemental fuel into a long cement kiln
US5816795A (en) * 1996-05-24 1998-10-06 Cadence Environmental Energy, Inc. Apparatus and method for providing supplemental fuel to a preheater/precalciner kiln
DE19718017C1 (de) * 1997-04-29 1998-10-01 Maury Hans Dietmar Verfahren zur Reduzierung der in Zementklinker-Brennanlagen anfallenden Chloridverbindungen
JP4294871B2 (ja) * 1998-08-28 2009-07-15 太平洋セメント株式会社 キルン排ガスのバイパス装置及びバイパス方法
US6672865B2 (en) * 2000-09-11 2004-01-06 Cadence Enviromental Energy, Inc. Method of mixing high temperature gases in mineral processing kilns
US7229281B2 (en) * 2000-09-11 2007-06-12 Cadence Environmental Energy, Inc. Method of mixing high temperature gases in mineral processing kilns
US6474984B2 (en) 2000-11-20 2002-11-05 Metso Minerals Industries, Inc. Air injection for nitrogen oxide reduction and improved product quality
US6773259B1 (en) 2003-08-05 2004-08-10 Giant Cement Holding Inc. Continuous solid waste derived fuel feed system for calciner kilns
WO2006081827A1 (en) * 2005-02-06 2006-08-10 Khaled Osman Zaki Improved kiln gas bypass system in cement manufacture
DE102005052753A1 (de) * 2005-11-04 2007-05-10 Polysius Ag Anlage und Verfahren zur Herstellung von Zementklinker
EP1993708A4 (en) 2006-01-09 2010-10-13 Cadence Environmental Energy METHOD AND APPARATUS FOR REDUCING NOX EMISSIONS IN ROTARY FURNACES BY SNCR
WO2007136113A1 (ja) * 2006-05-24 2007-11-29 Oji Paper Co., Ltd. 無機粒子その製造方法およびその製造プラント並びにそれを使用した紙
US9862899B2 (en) * 2008-05-12 2018-01-09 Simple Approach Systems, Inc. Gas distribution arrangement for rotary reactor
KR20090127796A (ko) * 2008-06-09 2009-12-14 굴람후세인 레흐맛 아미랄리 회전 킬른용 가스분배기
JP5528685B2 (ja) * 2008-07-08 2014-06-25 Ｊｘ日鉱日石金属株式会社 ガス処理装置、キルン処理装置、及びキルン処理方法
US7959436B2 (en) * 2008-07-29 2011-06-14 Carmeuse Lime, Inc. Fine dust removal system for lime kiln
WO2010032149A1 (en) * 2008-09-17 2010-03-25 Flsmidth A/S Rotary kilns for alternative fuels
US20120115099A1 (en) * 2010-11-08 2012-05-10 Flsmidth A/S Calciner Gas Distribution Plate Bypass Mechanism
PL3074360T3 (pl) * 2013-11-29 2020-07-13 Calix Ltd Sposób wytwarzania cementu portlandzkiego
CN107922262B (zh) * 2015-08-06 2020-12-29 卡普兰德公司 熟料窑粉尘用于气体洗涤
JP6634818B2 (ja) * 2015-12-28 2020-01-22 宇部興産株式会社 抽気装置及び抽気方法
CN108358482A (zh) * 2018-04-20 2018-08-03 溧阳天山水泥有限公司 一种窑灰入炉处理超细粉的装置及工艺
CN110292824A (zh) * 2019-06-29 2019-10-01 唐山三友化工股份有限公司 石灰窑顶部无尘生产工艺

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Also Published As

Publication number Publication date
PL174814B1 (pl) 1998-09-30
NZ254561A (en) 1997-01-29
BG99420A (bg) 1995-09-29
KR950702694A (ko) 1995-07-29
CA2139874A1 (en) 1994-02-03
WO1994002792A2 (en) 1994-02-03
WO1994002792A3 (en) 1994-03-17
US5569030A (en) 1996-10-29
HUT69890A (en) 1995-09-28
EP0649509A4 (en) 1996-04-24
SK5695A3 (en) 1995-10-11
BR9306724A (pt) 1998-12-08
AU4671593A (en) 1994-02-14
EP0649509A1 (en) 1995-04-26
HU9500122D0 (en) 1995-05-29
US5454715A (en) 1995-10-03
US5451255A (en) 1995-09-19
JPH07509688A (ja) 1995-10-26
PL307141A1 (en) 1995-05-02

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